| Areas |
Key test items |
| Valves |
Bronze valves, ball valves, water control valves for city water, butterfly valves for city water, ductile iron water valves, plug valves, air valves for city water, water fountain with a saddle for city water, ductile iron valve, cast steel flange valve, automatic air discharge valve for water, wafer-type rubber-lined butterfly valve, check valve, depressurizing valve for city water, LPG vessel valves, and strainers, etc. |
| Pumps |
Double suction ballute valve, vacuum pump, deep well submerged motor pump, submerged motor for drainage, submerged motor for construction, small multi-level centrifugal pumps, small ballute pumps, and booster pumps; voltage drop test, sequential power down test, power and voltage fluctuation test, pulse magnetic field resistance test, etc. |
| Energy equipment |
Water hammer absorber, hot water distributor, system distributor, radiator, freezer, boiler, air compressor, and air drier, etc. |
| Air conditioning equipment |
Forward-tilted fans, axel-type wind blowers, wing-type blowers, backward-tilted fans, dampers, louvers, diffusers, silencer, blower, air handling unit (AHU), heat-recovery type air-ventilation system, air-conditioner, water chilling units, cooling towers, fan-coil units, air-purifiers, filters, and more. |
